Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.

Clear

64°F

18°C

Humidity 67%
Wind Speed WNW 8 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 08 Sep 10:53 PM PDT
Extended Forecast for

3 Miles SW Cedar Hills OR

  • Tonight

    Tonight: Clear, with a low around 56. Northwest wind around 5 mph becoming calm  after midnight.

    Low: 56 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Light north wind.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 78. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 78 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. North northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain, then showers likely and possibly a thunderstorm after 11am.  Mostly cloudy, with a high near 68.

    High: 68 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of rain before 11pm.  Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain
    then Partly
    Cloudy

Detailed Forecast

Tonight
Clear, with a low around 56. Northwest wind around 5 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 88. Light north wind.
Wednesday Night
Partly cloudy, with a low around 58. Calm wind.
Thursday
Partly sunny, with a high near 78. Calm wind becoming north northwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 52. North northwest wind 5 to 8 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 70.
Friday Night
Mostly cloudy, with a low around 53.
Saturday
A chance of rain, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 68.
Saturday Night
A chance of rain before 11pm. Mostly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 54.
Monday
Sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Cedar Hills OR
 45.48°N 122.84°W (Elev. 269 ft)
10:41 pm PDT Sep 8, 2026
11pm PDT Sep 8, 2026-6pm PDT Sep 15, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database